Home / 756,222.70-1,043,573.90-412,061.01

Finding the Fourth Proportional to 756,222.70, 1,043,573.90 and 412,061.01

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Solution

The fourth proportional to 756,222.70, 1,043,573.90 and 412,061.01 is: 568,636.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,222.70 : 1,043,573.90 = 412,061.01 : x
  2. Step 2: Convert to fraction form
    756,222.70/1,043,573.90 = 412,061.01/x
  3. Step 3: Cross multiply
    756,222.70x = 1,043,573.90 × 412,061.01
  4. Step 4: Simplify right side
    756,222.70x = 430,016,121,551.85
  5. Step 5: Solve for x
    x = 430,016,121,551.85/756,222.70
  6. Step 6: Final answer
    x = 568,636.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.